Merge branch 'upstream-librhash' into update-librhash

Utilities/cmlibrhash/COPYING

Utilities/cmlibrhash/README

Utilities/cmlibrhash/librhash/algorithms.c

Utilities/cmlibrhash/librhash/algorithms.h

Utilities/cmlibrhash/librhash/byte_order.c

Utilities/cmlibrhash/librhash/byte_order.h

Utilities/cmlibrhash/librhash/hex.c

Utilities/cmlibrhash/librhash/hex.h

Utilities/cmlibrhash/librhash/md5.c

Utilities/cmlibrhash/librhash/md5.h

Utilities/cmlibrhash/librhash/rhash.c

Utilities/cmlibrhash/librhash/rhash.h

Utilities/cmlibrhash/librhash/sha1.c

Utilities/cmlibrhash/librhash/sha1.h

Utilities/cmlibrhash/librhash/sha256.c

Utilities/cmlibrhash/librhash/sha256.h

Utilities/cmlibrhash/librhash/sha3.c

Utilities/cmlibrhash/librhash/sha3.h

Utilities/cmlibrhash/librhash/sha512.c

Utilities/cmlibrhash/librhash/sha512.h